i mean, we've seen these shells land in lebanon and jordan, but not quite to the same effect. turkey is a key by the way, of the syrian rebels. been quite open in its support for them. many of them do seem to have some sort of refuge in southern turkey, that particular border area where much of it kind of under rebel control if you take out of the equation the syrian regime air power. i think the concern really is we're now seeing this exchange of fire suggesting that the turkish and syrian military are almost facing off against each other. is this going to continue? we have not seen the syrian apology, and syria almost cried to blame rebel groups, terrorists perhaps behind some of these shells. an unwillingness i think for both sides to accept a step back perhaps, and certainly turkey very keen to show that it will not tolerate any more syrian aggression. turkey is a nato member here, so the consequences of this escalating are very great in deed. >> nick, thank you. >>> as the fighting rages on, an ex-patriot syrian doctor is back in safetism jim clancy that is details. >> we